The line of demarcation between adjacent drainage basins is a(n) ____
a. drainage basin
b. divide
c. medial moraine
d. interfluve
b
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Compare and contrast the sediments deposited in continental, transitional, and marine
environments. Give specific examples of these sediment types and the environments where they commonly form. What will be an ideal response?
How much more carbon dioxide can water hold than nitrogen or oxygen at saturation?
A) ?50% more B) ?1,000 times more C) ?twice as much D) ?Water cannot hold more carbon dioxide than nitrogen.
The inorganic portion of soil is called ____
a. clasts b. regolith c. biomass d. dirt
Autotrophs that dwell in dark caves, wells, or on the ocean floor often depend on which of the following biogeochemical processes?
A) Chemosynthesis B) Photosynthesis C) Nitrogen fixing D) Nutrient leaching